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Worm Shaft

NSN: 3040-01-508-6623 | Model: 596-7409253-21
ITAR Registered seal

A drive shaft having helical threa (s) on a portion of its outer surface, machined bearing surface(s) and facilities for driving (other than a hub) on one or both ends of shaft. Designed to mate with a cam, gear sector, worm wheel, etc. Includes items with bearings. Excludes items having more than one worm complement of helical threads, items with a separate complement of gear teeth, and gear, worm.

NSN Properties and Flags
NATO Stock Number
3040-01-508-6623
DEMIL
Yes - ITAR Controlled (Code B)
Overall Length
36.125 inches
End Application
Seawolf class submarine ssn 23, external stbd tray handling winch cable drum level wind assembly
Shaft Thread Direction
Left-hand second end, second portion
Worm Thread Quantity
4
Worm Thread Lead
0.500 inches
Worm Thread Direction
Left-hand
Worm Pressure Angle In Deg
14.500
Worm Helix Angle
14.03624 deg
Worm Outside Diameter
2.000 inches
Worm Body Length
36.125 inches
Worm Body Tapered Bearing Surface End
Provided
Err Default
Err default
Err Default
Err default
Tapered Bearing Surface Length
0.120 inches
Shaft Location
One end of worm
Straight Unthreaded Length
2.640 inches first end, third portion
Straight Unthreaded Section Diameter
3.000 inches first end, eighth portion
Unthreaded Section Keyway Width
0.2490 inches first end, third portion and 0.2650 inches first end, third portion
Unthreaded Section Keyway Depth
0.500 inches first end, third portion and 0.502 inches first end, third portion
Unthreaded Section Pin Hole Diameter
0.1880 inches first end, fifth portion
Special Features
Part name by controlling agency: screw, power rh. First end, eighth portion, two parallel flats 2.50 across. Acme thread area 12.00 from first end has 1.88 hole drilled thur. Note: referencing drawing 596-7410365-21 will show, screw power rh, p/n b434-8212-21. For correction to drawing refer to (er) engineering report ermf02198 indicating drawing 596-7410365-21 is now, screw power lh, p/n b434-8212-23.
Material
Nickel copper aluminum alloy
Material
Nickel alloy

Pricing and Availability

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NSN 3040-01-508-6623 Datasheet

Supply Class (FSC):
Miscellaneous Power Transmission Equipment
Cross Reference:
  • 596-7409253-21
  • 596-7409253-23
  • B434-8212-23
  • B434-8205-21
  • 596-7410365-21
  • 7410365
  • 7409253
Cage Codes:
  • Naval Sea Systems Command (CAGE 53711)
  • Electric Boat Corporation (CAGE 96169)
Schedule B & Trade:
  • Schedule B: 8483105000 (NAICS 333613)

    Transmission shafts and cranks, except camshafts and crankshafts

  • SITC: 74810

    Transmission shafts (including cam and crank shafts) and cranks

  • End Use: 21180

    Industrial machines, other

Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

ESD

A - No known electrostatic discharge (esd) or electromagnetic interference (emi) sensitivity.

ADPE

- Represents items with no adp components

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    129920 - Shafts/shafting, flex noi stl

  • WCC:

    593 - Motors and parts, (machinery and parts),(less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • LTL:

    M - 85.0

  • ACC:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    Z
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    9b-----
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $35,743.21 to $59,572.01..
Does NSN 3040-01-508-6623 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy
What is the NIIN of NSN 3040-01-508-6623?
015086623 or 01-508-6623
Does NSN 3040-01-508-6623 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3040-01-508-6623?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
May 29, 2003